cp's OEIS Frontend

This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.

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A194284 Entries n of A194234 for which the cototient A051953(n) is a composite number.

Original entry on oeis.org

12, 45, 63, 75, 99, 153, 175, 245, 261, 325, 363, 369, 475, 531, 539, 637, 639, 833, 845, 847, 867, 909, 925, 963, 1075, 1127, 1183, 1233, 1341, 1519, 1573, 1611, 1675, 1719, 1773, 1805, 1813, 1859, 1975
Offset: 1

Views

Author

Naohiro Nomoto, Oct 12 2011

Keywords

A194426 Elements n of A194234 for which the cototient(n) is not a prime power (A000961).

Original entry on oeis.org

45, 75, 99, 153, 175, 245, 261, 325, 363, 369, 475, 531, 539, 637, 639, 833, 845, 847, 867, 909, 925, 963, 1075, 1127, 1183, 1233, 1341, 1519, 1573, 1611, 1675, 1719, 1773, 1805, 1813, 1859, 1975, 2009, 2023, 2043, 2151, 2299, 2303
Offset: 1

Views

Author

Naohiro Nomoto, Oct 12 2011

Keywords

Showing 1-2 of 2 results.

Started in 1964 by Neil J. A. Sloane | Maintained by The OEIS Foundation Inc.

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